Incident at Pugneys Country Park - first pictures from the scene
Police have taped off an area around the beach at Pugneys Country Park.
About 16 emergency service vehicles are at the scene and specialist teams in boats were searching the water earlier today.
The Yorkshire Air Ambulance was also at the scene and left just before 2.30pm.
West Yorkshire Police have yet to comment about the incident but said they would release a statement later this afternoon.
Wakefield Council has said the counrty park will now stay closed unitil Tuesday.
In a tweet it said: "Due to an ongoing police operation, #PugneysCountryPark is now temporarily closed. It is expected that it will remain closed until Tuesday (20 July). Thank you in advance for your support & understanding."